Universal Licensing System
WPLW505
CHELMSFORD, TOWN OF
License details
| ULS identifier | 1292709 |
|---|
| Call sign | WPLW505 |
|---|
| Radio service | PW |
|---|
| Status | A |
|---|
| Grant date | 2022-12-23 |
|---|
| Expiration | 2033-03-20 |
|---|
| Frequency range | 482.975 - 487.425 MHz (4 frequencies) |
|---|
| Locations | 4 |
|---|
| Representative location | CHELMSFORD, MIDDLESEX, MA |
|---|
| Coordinates | 42.5848056, -71.3650556 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-09 02:54:38 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | FB2 | 482.97500000 | | | 30.000000 | 45.000000 | |
| 3 | 1 | FB | 482.97500000 | | | 20.000000 | 40.000000 | |
| 4 | 1 | MO | 482.97500000 | | | 30.000000 | 30.000000 | |
| 1 | 1 | FB2 | 484.42500000 | | | 30.000000 | 45.000000 | |
| 4 | 1 | MO | 484.42500000 | | | 30.000000 | 30.000000 | |
| 3 | 1 | FX1 | 485.97500000 | | | 20.000000 | 40.000000 | |
| 4 | 1 | MO | 485.97500000 | | | 30.000000 | 30.000000 | |
| 3 | 1 | FX1 | 487.42500000 | | | 20.000000 | 40.000000 | |
| 4 | 1 | MO | 487.42500000 | | | 30.000000 | 30.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 482.97500000 | | 11K3F3E |
| 2 | 1 | 482.97500000 | | 8K10F1D |
| 2 | 1 | 482.97500000 | | 8K10F1E |
| 3 | 1 | 482.97500000 | | 11K3F3E |
| 3 | 1 | 482.97500000 | | 8K10F1D |
| 3 | 1 | 482.97500000 | | 8K10F1E |
| 4 | 1 | 482.97500000 | | 8K10F1E |
| 4 | 1 | 482.97500000 | | 11K3F3E |
| 4 | 1 | 482.97500000 | | 8K10F1D |
| 1 | 1 | 484.42500000 | | 11K3F3E |
| 1 | 1 | 484.42500000 | | 8K10F1E |
| 1 | 1 | 484.42500000 | | 8K10F1D |
| 4 | 1 | 484.42500000 | | 8K10F1D |
| 4 | 1 | 484.42500000 | | 11K3F3E |
| 4 | 1 | 484.42500000 | | 8K10F1E |
| 3 | 1 | 485.97500000 | | 11K3F3E |
| 3 | 1 | 485.97500000 | | 8K10F1D |
| 3 | 1 | 485.97500000 | | 8K10F1E |
| 4 | 1 | 485.97500000 | | 8K10F1D |
| 4 | 1 | 485.97500000 | | 11K3F3E |
| 4 | 1 | 485.97500000 | | 8K10F1E |
| 3 | 1 | 487.42500000 | | 8K10F1D |
| 3 | 1 | 487.42500000 | | 11K3F3E |
| 3 | 1 | 487.42500000 | | 8K10F1E |
| 4 | 1 | 487.42500000 | | 8K10F1E |
| 4 | 1 | 487.42500000 | | 8K10F1D |
| 4 | 1 | 487.42500000 | | 11K3F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | ROBBINS HILL TOWER, CHELMSFORD, MIDDLESEX, MA | 42.58480556, -71.36505556 | 125.000 m | TOWER | 24.000 m structure / 24.000 m overall | N |
| 2 | T | LOCKE RD, CHELMSFORD, MIDDLESEX, MA | 42.60563889, -71.37616667 | 97.000 m | TANK | 31.000 m structure / 34.000 m overall | N |
| 3 | T | NORTH RD, CHELMSFORD, MIDDLESEX, MA | 42.61758333, -71.36561111 | 46.000 m | TOWER | 9.000 m structure / 11.000 m overall | N |
| 4 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 22.000 m | | | | 71.000 | |
| 1 | 2 | T | | 33.000 m | | | | 71.000 | |
| 1 | 3 | T | | 10.000 m | | | | 60.000 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 2 | 2 Olde North Road, Chelmsford, MA | MIDDLESEX | 9782562521 |
License history
| Date | File or call sign | Action |
|---|
| 2026-01-20 | WPLW505 | LIMOD |
| 2022-12-23 | WPLW505 | LIREN |
| 2022-12-20 | WPLW505 | ESURNW |
| 2013-03-16 | WPLW505 | LIREN |
| 2013-03-15 | WPLW505 | ESCAPR |
| 2012-12-24 | WPLW505 | LETRES |
| 2003-06-03 | WPLW505 | AUDOPR |
| 2003-04-09 | WPLW505 | LIREN |
| 2002-12-23 | WPLW505 | LETRES |
| 2000-10-20 | WPLW505 | LICCNV |
| 1998-03-20 | WPLW505 | LIISS |
| 1998-03-20 | WPLW505 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1292709 | 2026-08-09 02:54:38 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WPLW505 | ULS 1292709 | 2026-08-09 02:54:38 |
| Status | A | ULS 1292709 | 2026-08-09 02:54:38 |
| Service | PW | ULS 1292709 | 2026-08-09 02:54:38 |
| Grant Date | 2022-12-23 | ULS 1292709 | 2026-08-09 02:54:38 |
| Expiration Date | 2033-03-20 | ULS 1292709 | 2026-08-09 02:54:38 |